docs: def render_requests_data_to_html(self, data, file_name, context={}):
          """Render to HTML file"""
          file_path = os.path.join(self.html_dir, file_name)
          logger.info('Rendering HTML file %s...' % file_path)
          data = format_data(data)
          data.update(context)
          data.update(domain=self.domain)
          with open(file_path, 'w') as fp:
              fp.write(render_template('realtime.html', data))